Home / 319,389.89-479,085.03-179,246.93

Finding the Fourth Proportional to 319,389.89, 479,085.03 and 179,246.93

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Solution

The fourth proportional to 319,389.89, 479,085.03 and 179,246.93 is: 268,870.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,389.89 : 479,085.03 = 179,246.93 : x
  2. Step 2: Convert to fraction form
    319,389.89/479,085.03 = 179,246.93/x
  3. Step 3: Cross multiply
    319,389.89x = 479,085.03 × 179,246.93
  4. Step 4: Simplify right side
    319,389.89x = 85,874,518,441.03
  5. Step 5: Solve for x
    x = 85,874,518,441.03/319,389.89
  6. Step 6: Final answer
    x = 268,870.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.